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Hydrochloric Acid
Addtime:2010-12-29Source:KingBoard 【Fonts:Large Medium Small

Hydrochloric acid

Formula: HCL
Application
Hydrogen chloride is a widely-used, non-chloride product used to balance chlorine base production..
Requirements of industrial hydrochloric acid (GB320-93)

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Best

Fine

Pass

Concentration of Acid (Calculated in HCL) %≥

31.0

31.0

31.0

Iron%≤

0.006

0.008

0.01

Salt of Sulphate
(Calculated in SO4-2) ≤

0.005

0.03

-

Iodine≤

0.0001

0.0001

0.0001

Burnt Residue≤

0.08

0.10

0.15

Oxide
(Calculated in CL-1) %≤

0.005

0.008

0.010

Note:
(1) Arsenic, burnt residue, oxides are testing items.
(2) Comparative figures are listed in the table above.

Requirement of high pure hydrochloric acid (HG2778-1996)

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Concentration of Acid (Calculated in HCL) %≥≥

31.0 31.0

Iron mg/L≤

0.03 3.0

Calcium mg/L

0.3 0.60

Magnesium  mg/L ≤

0.07 0.2

Free chlorine mg/L≤

25.0 50

Residue on evaporation mg/L≤

20 60
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